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UptimeRobot vs Monika: catalog facts
UptimeRobot	Monika
Freemium Free plan with 50 monitors; paid plans add more features.	Free Free and open source.
Web	Self-hosted, Command line
50 monitors on the free plan Wide range of check types, including ports and cron jobs	Configuration in a single YAML file Alerts on slow responses as well as downtime
Hosted only Some features such as multi-location checks may need a paid plan	Command-line only, with no built-in dashboard You run and keep it online yourself
Hosted service	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License not stated
Account needed	No account needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.